It not only can indoor air flow organized rationally, but also can air temperature and humidity, flow rate satisfied. What's more, the noise control should also be concerned about.

在其合理组织室内空气流动、使空气温湿度、流速等能更好的满足人们的舒适感觉的同时，其下送风口的气流再生噪声问题也备受关注。

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In large warehouse, a control test of lowering temperature with exhaust fan and other equipment in lowering temperature, ventilating efficiency, air flow rate and moisture content was carried out.

用排气扇与各种通风方式对高大平房仓进行降温对比试验，将试验仓与对比仓的降温情况、通风效率、表观风速和水分变化进行比较。

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Control valves are used to set the flow rate of air for gas burners.

该控制阀用于设定气体燃烧器空气流速。

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